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CVE-2023-28206 is an out-of-bounds write vulnerability in Apple's IOSurfaceAccelerator component affecting iOS, iPadOS, and macOS. Insufficient input validation may allow an application to execute arbitrary code with kernel privileges. Apple acknowledged possible active exploitation, and CISA added the vulnerability to its Known Exploited Vulnerabilities catalog.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
16 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
An out-of-bounds write in IOSurfaceAccelerator that could allow an app to execute arbitrary code with kernel privileges.
An out-of-bounds write vulnerability in macOS Big Sur’s IOSurfaceAccelerator that could allow an application to execute arbitrary code with kernel privileges; Apple notes it may have been actively exploited.
An iOS zero-day exploited in a campaign targeting iPhones in Indonesia running iOS 16.3.0 and 16.3.1. The campaign used SMS-delivered links and the Heliconia exploitation framework to deploy BridgeHead spyware. Apple patched the cited iOS flaws in April and May 2023.
An out-of-bounds write vulnerability in IOSurfaceAccelerator affecting macOS Big Sur could allow an application to execute arbitrary code with kernel privileges. Apple addressed the issue with improved input validation and acknowledged a report of possible active exploitation.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.